Source code for limix.qc._missing
[docs]def count_missingness(X):
"""
Count the number of missing values per column.
Parameters
----------
X : array_like
Matrix.
Returns
-------
count : ndarray
Number of missing values per column.
"""
import dask.array as da
from numpy import isnan
if isinstance(X, da.Array):
return da.isnan(X).sum(axis=0).compute()
return isnan(X).sum(axis=0)